president obama and three of his predecessors will be among the tens of thousands in johannesburg. nbc's ron allen is live outside of the former leader's home in soweto. ron, good morning. what is the latest you are seeing? >> reporter: richard, the celebration continues of the life of nelson mandela. there is grieving and mourning but the mood in this country has been upbeat and celebratory since the passing of mandela. yesterday a day of reflection. today perhaps a day of preparation for the huge memorial service set to take place tomorrow, tuesday, at the huge soccer football stadium here that seats 80,000 people. there will be hundreds of thousands of people perhaps millions lining the route trying to get a glimpse at this huge event. 50 or 75 or more leaders will be here. president obama, clinton, carter and bush, as well. all of this culminates sunday with the funeral. >> ron allen will be reporting for us throughout the process this week. >>> you heard it here, a washington budget deal might be imminent. "the washington post" reports that finishing touches are under way on c